- Millimeter
- Vigor
- Pascal
- Newton
- C
-
Millimeter is a unit of length.
Newton is unit of force.
Physics MCQs
All Physics Solved MCQs are included in this section of ETEST Academy’s Website. All Solved Physics MCQs will also provide you detailed information.
Vernier Calipers can be used to make internal and external measurement with an accuracy of:
- 0.1 mm
- 0.2 mm
- 0.3 mm
- 0.4 mm
- A
-
Vernier Calipers can measure with acuraty of 1/10 mm or 0.1 mm or 0.01 cm.
Vernier Calipers is used to measure two opposite sides.
It is used to measure distance between two objects or height also.
Vernier Calipers can measure upto 100 of millimeter.
Vernier Caliper was invented by Pierre Venier.
Which of the following is a measure of the extent of the surface of an object?
- Volume
- Area
- Density
- Force
- B
A light year is distance _____
- Travelled by Earth in one year
- Of Galaxy from Earth
- Travelled by the nearest star in one year
- Travelled by light in one year
- D
-
A light year is a unit of distance.
Light travels at a velocity of 300,000 Km/sec.
One light year is equal to 9.5 X 1012 Km.
Velocity of wind is measured by:
- Speedo Meter
- Audio Meter
- Anemometer
- None of these
- c
-
Anemometer was invented by Leon Batista Alberti in 1450.
A type of simple machine which is used to move heavy objects up or down over a vertical height is known as:
- Liver
- Fulcrum
- Wedge
- Inclined Plane
- d
If you travel on the Moon your weight will change because:
- The pull of gravity is stronger there than on earth
- The pull of gravity is weaker than on earth
- The pull on sun is weaker than earth
- The pull of space is stronger than earth
- b
-
Human weight is six times less on Moon as compare to Earth.
The most common device used to measure the atmospheric pressure is:
- Barometer
- Thermometer
- Altimeter
- Chlorimeter
- a
-
Barometer was invented by Italian Physicist Evengalista Torricielli in 1673.
When a liquid is a placed in a container, the pressure applied to the fluid by the container is equal throughout the container is the statement of:
- Charles’ Law
- Avogadro’s Law
- Pascal’s Law
- Graham’s Law
- c
-
اگر کسی بند کنٹینر میں مائع ہے اور اُس مائع پر دباؤ ڈالا جائے تو اس مائع کے تمام مالیکولز ، ایٹمز پر دباؤ ایک جیسا پڑے گا۔
P=F/A
The sky divers the parachutes to easily descends towards the earth because it:
- Decrease Air Resistance
- Increase Air Resistance
- Decrease Air Friction
- Speed Up
- b
-
Skydivers are pulled towards the earth due to force of gravity.